Add contextual screentips, balloon alerts, and examine hints to lockers (#74681)

## About The Pull Request
Gives lockers screentips, more balloon alerts, and examine hints to make
interactions more obvious.

## Why It's Good For The Game
Quality of life is good.

## Changelog
🆑
qol: Add contextual screentips, balloon alerts, and examine hints to
lockers
/🆑

code/game/objects/structures/crates_lockers/closets.dm

@@ -92,6 +92,7 @@
 		COMSIG_ATOM_MAGICALLY_UNLOCKED = PROC_REF(on_magic_unlock),
 	)
 	AddElement(/datum/element/connect_loc, loc_connections)
+	register_context()
 
 /obj/structure/closet/LateInitialize()
 	. = ..()
@@ -224,18 +225,37 @@
 
 /obj/structure/closet/examine(mob/user)
 	. = ..()
-	if(welded)
-		. += span_notice("It's welded shut.")
-	if(anchored)
-		. += span_notice("It is <b>bolted</b> to the ground.")
-	if(opened && cutting_tool == /obj/item/weldingtool)
-		. += span_notice("The parts are <b>welded</b> together.")
-	else if(secure && !opened)
-		. += span_notice("Right-click to [locked ? "unlock" : "lock"].")
+
+	. += span_notice("It can be [EXAMINE_HINT("welded")] apart.")
+	. += span_notice("It can be [EXAMINE_HINT("bolted")] to the ground.")
 
 	if(HAS_TRAIT(user, TRAIT_SKITTISH) && divable)
 		. += span_notice("If you bump into [p_them()] while running, you will jump inside.")
 
+/obj/structure/closet/add_context(atom/source, list/context, obj/item/held_item, mob/user)
+	. = ..()
+	var/screentip_change = FALSE
+
+	if(isnull(held_item))
+		if(secure && !broken)
+			context[SCREENTIP_CONTEXT_RMB] = opened ? "Lock" : "Unlock"
+		if(!welded)
+			context[SCREENTIP_CONTEXT_LMB] = opened ? "Close" : "Open"
+		screentip_change = TRUE
+
+	if(istype(held_item) && held_item.tool_behaviour == TOOL_WELDER)
+		if(opened)
+			context[SCREENTIP_CONTEXT_LMB] = "Deconstruct"
+		else
+			context[SCREENTIP_CONTEXT_LMB] = welded ? "Unweld" : "Weld"
+		screentip_change = TRUE
+
+	if(istype(held_item) && held_item.tool_behaviour == TOOL_WRENCH)
+		context[SCREENTIP_CONTEXT_RMB] = anchored ? "Unanchor" : "Anchor"
+		screentip_change = TRUE
+
+	return screentip_change ? CONTEXTUAL_SCREENTIP_SET : NONE
+
 /obj/structure/closet/CanAllowThrough(atom/movable/mover, border_dir)
 	. = ..()
 	if(wall_mounted)
@@ -689,14 +709,15 @@
 		if(allowed(user))
 			if(iscarbon(user))
 				add_fingerprint(user)
+			balloon_alert_to_viewers(locked ? "unlocked" : "locked")
 			locked = !locked
 			user.visible_message(span_notice("[user] [locked ? null : "un"]locks [src]."),
 							span_notice("You [locked ? null : "un"]lock [src]."))
 			update_appearance()
 		else if(!silent)
-			to_chat(user, span_alert("Access Denied."))
+			balloon_alert(user, "access denied!")
 	else if(secure && broken)
-		to_chat(user, span_warning("\The [src] is broken!"))
+		balloon_alert(user, "broken!")
 
 /obj/structure/closet/emag_act(mob/user)
 	if(secure && !broken)

code/game/objects/structures/crates_lockers/closets/secure/freezer.dm

@@ -7,10 +7,6 @@
 	/// If FALSE, we will protect the first person in the freezer from an explosion / nuclear blast.
 	var/jones = FALSE
 
-/obj/structure/closet/secure_closet/freezer/Initialize(mapload)
-	. = ..()
-	register_context()
-
 /obj/structure/closet/secure_closet/freezer/Destroy()
 	toggle_organ_decay(src)
 	return ..()
@@ -36,24 +32,6 @@
 	jones = TRUE
 	flags_1 &= ~PREVENT_CONTENTS_EXPLOSION_1
 
-/obj/structure/closet/secure_closet/freezer/add_context(
-	atom/source,
-	list/context,
-	obj/item/held_item,
-	mob/living/user,
-)
-
-	if(isnull(held_item) || !opened)
-		return NONE
-
-	if(held_item.tool_behaviour == TOOL_WELDER)
-		context[SCREENTIP_CONTEXT_LMB] = "Unweld"
-		return CONTEXTUAL_SCREENTIP_SET
-
-/obj/structure/closet/secure_closet/freezer/examine(mob/user)
-	. = ..()
-	. += span_notice("It can be [EXAMINE_HINT("welded")] apart.")
-
 /obj/structure/closet/secure_closet/freezer/atom_destruction(damage_flag)
 	new /obj/item/stack/sheet/iron(drop_location(), 1)
 	new /obj/item/assembly/igniter/condenser(drop_location())